YK

Yasuo Kotaki

Canon: 5 patents #99 of 2,200Top 5%
Overall (1997): #3,073 of 185,788Top 2%
5
Patents 1997

Issued Patents 1997

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5619237 Replaceable ink tank Hiroyuki Inoue, Sadayuki Sugama, Soichi Hiramatsu, Hideki Yamaguchi, Toshihiko Ujita +7 more 1997-04-08
5619239 Replaceable ink tank Masanori Takenouchi, Hideo Saikawa, Minoru Nozawa, Osamu Sato, Toshihiko Ujita +4 more 1997-04-08
D378758 Ink tank for printer Hiroyuki Tokuda, Masanori Takenouchi, Yuji Hamasaki 1997-04-08
5608437 Ink container and ink jet recording apparatus using same Kazuo Iwata, Masanori Takenouchi, Kenjiro Watanabe, Toshihiko Ujita, Torachika Osada +5 more 1997-03-04
D377371 Ink tank for printer Hiroyuki Tokuda, Masanori Takenouchi, Yuji Hamasaki 1997-01-14